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QOJ
ID | Problem | Submitter | Result | Time | Memory | Language | File size | Submit time | Judge time |
---|---|---|---|---|---|---|---|---|---|
#749724 | #9541. Expanding Array | Forever_Young# | WA | 0ms | 3832kb | C++20 | 784b | 2024-11-15 09:42:25 | 2024-11-15 09:42:26 |
Judging History
answer
#include <bits/stdc++.h>
using namespace std;
int a[100010];
int main() {
int n;
scanf("%d", &n);
set<int> s;
for (int i = 1; i <= n; i++) {
scanf("%d", &a[i]);
s.insert(a[i]);
}
s.insert(0);
for (int i = 1; i < n; i++) {
int x = a[i];
int y = a[i + 1];
s.insert(x | y);
s.insert((x | y) - x);
s.insert((x | y) - y);
s.insert(x & y);
s.insert(x - (x & y));
s.insert(y - (x & y));
// int v[3] = {x & y, x ^ (x & y), y ^ (x & y)};
// // s.insert(0);
// s.insert(v[0]);
// s.insert(v[1]);
// s.insert(v[2]);
// s.insert(v[0] | v[1]);
// s.insert(v[0] | v[2]);
// s.insert(v[1] | v[2]);
// s.insert(v[0] | v[1] | v[2]);
}
printf("%d\n", int(s.size()));
}
Details
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Test #1:
score: 100
Accepted
time: 0ms
memory: 3760kb
input:
2 2 3
output:
4
result:
ok single line: '4'
Test #2:
score: 0
Accepted
time: 0ms
memory: 3808kb
input:
2 3 4
output:
4
result:
ok single line: '4'
Test #3:
score: -100
Wrong Answer
time: 0ms
memory: 3832kb
input:
2 3 5
output:
7
result:
wrong answer 1st lines differ - expected: '8', found: '7'